Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 508

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-508 A Blum TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
254-508 2 Blum TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2023-09-16   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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